Dolphin Gull vs Aleutian Tern
Larus scoresbii comparado con Onychoprion aleuticus
Side-by-Side Comparison
| Atributo | Dolphin Gull | Aleutian Tern |
|---|---|---|
| Nombre científico | Larus scoresbii | Onychoprion aleuticus |
| Orden | Charadriiformes | Charadriiformes |
| Familia | Laridae | Laridae |
| Estado de conservación | Least Concern | Vulnerable |
| Longitud | — | — |
| Envergadura | 64,6 cm (25.4 in) | 52,4 cm (20.6 in) |
| Peso | 519,0 g (18.31 oz) | 104,88 g (3.70 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 2-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservación
Least Concern
Dolphin Gull
Vulnerable
Aleutian Tern
About These Birds
Dolphin Gull
Dolphin Gull, 42–45 cm, is restricted to the coasts of southern South America, the Falkland Islands, and Tierra del Fuego. Adults have a blood-red bill and legs; plumage varies from grey to brownish with age. Scavenges on marine mammal placentas, carrion, and penguin colonies. Resident.
Aleutian Tern
Aleutian Tern, 32–34 cm, breeds colonially in Alaska and Russian Far East, wintering in Southeast Asian waters — one of the most poorly tracked migrations among seabirds. Dark grey above, white below, black cap with white forehead. Piscivore; dives for small fish. Near Threatened.